/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2009 Jaspersoft Corporation. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* JasperReports is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with JasperReports. If not, see <http://www.gnu.org/licenses/>.
*/
package net.sf.jasperreports.components.list;
import net.sf.jasperreports.engine.JRDatasetRun;
import net.sf.jasperreports.engine.JRElement;
import net.sf.jasperreports.engine.JRExpressionCollector;
import net.sf.jasperreports.engine.base.JRBaseObjectFactory;
import net.sf.jasperreports.engine.component.Component;
import net.sf.jasperreports.engine.component.ComponentCompiler;
import net.sf.jasperreports.engine.design.JRVerifier;
import net.sf.jasperreports.engine.type.PrintOrderEnum;
/**
* Compile-time handler of {@link ListComponent list component} instances.
*
* @author Lucian Chirita (lucianc@users.sourceforge.net)
* @version $Id: ListComponentCompiler.java 3514 2010-03-05 11:20:56Z shertage $
*/
public class ListComponentCompiler implements ComponentCompiler
{
public void collectExpressions(Component component,
JRExpressionCollector collector)
{
ListComponent listComponent = (ListComponent) component;
JRDatasetRun datasetRun = listComponent.getDatasetRun();
collector.collect(datasetRun);
JRExpressionCollector datasetCollector = collector.getDatasetCollector(
datasetRun.getDatasetName());
JRElement[] elements = listComponent.getContents().getElements();
if (elements != null)
{
for (int i = 0; i < elements.length; i++)
{
elements[i].collectExpressions(datasetCollector);
}
}
}
public Component toCompiledComponent(Component component,
JRBaseObjectFactory baseFactory)
{
ListComponent listComponent = (ListComponent) component;
StandardListComponent compiledComponent = new StandardListComponent(
listComponent, baseFactory);
return compiledComponent;
}
public void verify(Component component, JRVerifier verifier)
{
ListComponent listComponent = (ListComponent) component;
JRDatasetRun datasetRun = listComponent.getDatasetRun();
if (datasetRun == null)
{
verifier.addBrokenRule("No list subdataset run set", listComponent);
}
else
{
verifier.verifyDatasetRun(datasetRun);
}
ListContents listContents = listComponent.getContents();
if (listContents == null)
{
verifier.addBrokenRule("No list contents set", listComponent);
}
else
{
PrintOrderEnum listPrintOrder = listComponent.getPrintOrderValue() == null ? PrintOrderEnum.VERTICAL : listComponent.getPrintOrderValue();
Boolean listIgnoreWidth = listComponent.getIgnoreWidth();
boolean ignoreWidth = listIgnoreWidth != null
&& listIgnoreWidth.booleanValue();
if (listContents.getHeight() < 0)
{
verifier.addBrokenRule("List contents height must be positive.", listContents);
}
int elementWidth = verifier.getCurrentComponentElement().getWidth();
Integer width = listContents.getWidth();
int contentsWidth;
if (width == null)
{
contentsWidth = elementWidth;
if (listPrintOrder == PrintOrderEnum.HORIZONTAL)
{
verifier.addBrokenRule("List contents width must be set for horizontal lists",
listContents);
}
}
else
{
contentsWidth = width.intValue();
if (width.intValue() <= 0)
{
verifier.addBrokenRule("List contents width must be positive.", listContents);
}
if (!ignoreWidth && listPrintOrder == PrintOrderEnum.HORIZONTAL
&& width.intValue() > elementWidth)
{
verifier.addBrokenRule(
"List contents width is larger than the list element width",
listComponent);
}
}
JRElement[] elements = listContents.getElements();
if (elements != null)
{
for (int i = 0; i < elements.length; i++)
{
JRElement element = elements[i];
verifier.verifyElement(element);
if (element.getX() < 0 || element.getY() < 0)
{
verifier.addBrokenRule("Element must be placed at positive coordinates.",
element);
}
if (element.getY() + element.getHeight() > listContents.getHeight())
{
verifier.addBrokenRule("Element reaches outside list contents height: y = "
+ element.getY() + ", height = " + element.getHeight()
+ ", list contents height = " + listContents.getHeight() + ".", element);
}
if (element.getX() + element.getWidth() > contentsWidth)
{
verifier.addBrokenRule("Element reaches outside list contents width: x = "
+ element.getX() + ", width = " + element.getWidth()
+ ", list contents width = " + contentsWidth + ".", element);
}
}
}
}
}
}